TeyxoLu
TeyxoLu TeyxoLu
  • 04-04-2022
  • Biology
contestada

100 POINTS!! Pls help!

Down syndrome, the most common genetic condition in the United States, is also known as Trisomy 21. What does this mean.

A. A person with Down syndrome has three copies of chromosome 21 instead of two copies. An extra chromosome 21 was present in either the sperm or the egg cell.

100 POINTS Pls help Down syndrome the most common genetic condition in the United States is also known as Trisomy 21 What does this mean A A person with Down sy class=

Respuesta :

ashvinmanoj09 ashvinmanoj09
  • 04-04-2022

Answer:

Pretty sure its D

Explanation:

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